<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="./vue.js"></script>
</head>

<body>
    <div id="app">
        <myheader />
    </div>
    <script>
        new Vue({
            el: "#app",
            components: {
                "myheader": {
                    template:
                        `
                        <div>
                            <h1>{{title}}</h1>
                            <h1>标题</h1>
                        </div>
                    `,
                    data() {
                        return{
                            title: '小米'
                        }
                    }
                }
            },

        })
    </script>
</body>

</html>